This time-based word builder is the perfect way to boost your child's vocabulary. Mix and match letters to see how many words she can come up with!

Try this card game to build math fact skills, like addition and subtraction, and have a great time, too!

This science fair project idea demonstrates that plants give off water.

This beaded wind chime is fun to make and it gets kids experimenting with patterns, a key kindergarten math skill.

This science fair project idea investigates how the shape of an object affects drag.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

This science fair project idea determines which method of hand cleansing is the most effective.

Challenge your kindergartener to finding out if a coin toss is really fair by conducting this coin toss experiment.

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

In this science fair project, young children notice and track changes in trees throughout the year.

This hands-on activity practices skip counting, a key first grade math skill. But it's silly fun!

This science fair project idea explores how length affects the weight a bridge can hold.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

Counting with one-to-one correspondence is an important kindergarten math skill. This simple activity turns it into a play-anywhere game.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

This science fair project teaches students about wilting and browning of salad greens.

This science fair project introduces children to static electricity and the idea that electricity is more than lights and plugs.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

This fun and easy activity encourages the skill of overlapping objects, while your child gets to draw his own farm and color in clip art farm animals!

Help your child reinforce the order of the alphabet with this hands-on activity using some everyday materials. It's a fun way to put a spin on a timeless skill.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.